
Dräger REGARD 2400/2410
41
Installing Electrical Connections
6.2
Dräger REGARD 2400 wiring diagram
Fig. 3 shows a Dräger REGARD 2400 without power. The power supply is 230 VAC or 24 VDC.
Fig. 3
When the power supply is switched on, the relay status of the error and alarm relay changes
from closed to open. The horn relay does not change its status. The configuration of the alarm
relay and the horn relay can be freely selected via the configuration software.
6.3
Use of the 24 VDC input on the Dräger REGARD 2400
If the 24 VDC supply input on the Dräger REGARD 2400 is used, a cable must be changed
inside the REGARD 2400 (see “Fig. 3” on page 41).
1. Release and remove front cover.
2. Changing of the cable from the 110/230 VAC input to the slot of the 24 VDC input.
3. Attach front cover.
4. Label input contacts with "–", "NC" and "24", "VDC".
5. 24 Remove V DC output plug of the 230 V AC power pack.
DANGER
Mains voltage (230 V, 50 Hz)
Contact may result in severe burns or even death. Only have the electrical equipment
connected by an experienced electrician. Make sure the voltage is switched off before
installation!
WARNING
Ensure you observe the VDE provisions, the accident prevention directives as well as
these instructions for use. A disconnector must be installed to disconnect the device
from mains power. The disconnector must be suitably positioned, easily accessible for
users and appropriately labelled.
REGARD 2400 Mainboard
INTERNAL POWER SUPPLY UNIT
A B COM + D
HU GND
Channel
C
19 20 21
Channel
D
22 23 24
Channel
A
1 2 3
Channel
B
4 5 6
7 8 9
N
L
10 11 12
13 14 15
16 17 18
00533025_01_en.eps
Error
Alarm 2
Alarm 1
Horn
optional: 0V 24VDC
24 V DC
Output
110/230 V AC
Input
24 V DC
Input
GND
+24 V
N
L
B1
(N)
B2
(L)
!
!
Содержание REGARD 2400
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